Vestige map › Colorado › Mary B Tunnel Mine

Mary B Tunnel Mine

Abandoned FactoryModerate difficulty● Red hazardColorado

Abandoned Factory documented in OpenStreetMap. Verify current condition, ownership and legal access before visiting.

Site typeAbandoned Factory
StateColorado
Coordinates39.1964, -106.8375
Difficulty · ModerateSome effort — hiking, navigating fences or rough terrain.
Hazard · RedSerious hazard — structural collapse, contamination, or active security/arrest risk.
Light todaySunrise 06:25 · sunset 19:55 (local) — golden hour is the first and last hour of that window
Conditions today57–86°F · 6% precip chance · wind to 14 mph
Open Mary B Tunnel Mine on the interactive map →

More abandoned places in Colorado

Red Spruce Mine

Abandoned Factory · Red hazard · <1 mi away · CO

Pride of Aspen Mine

Abandoned Factory · Red hazard · <1 mi away · CO

Little Cloud Tunnel Mine

Abandoned Factory · Red hazard · <1 mi away · CO

D P Rolphing Company Mine

Abandoned Factory · Red hazard · <1 mi away · CO

Copperopolis Mine

Abandoned Factory · Red hazard · ~1 mi away · CO

Spar Consolidated Mine

Abandoned Factory · Red hazard · ~1 mi away · CO

Vestige documents abandoned & historic places for education and preservation. Always obtain permission before visiting and follow local law.